is formed as a sandwich of 2 sheets of glass, between which is bonded together with a transparent or tinted PVB interlayer under
PVB interlayer of our company is a macromolecule material made by polyvinyl butyral resin which is plastificated and extruded by plasticity DHA, which is the semitransparent membrane, with no impurity, flexibility and smooth surface. Through there is certain roughness, it has well intensity of stretch proofing and extension at break.
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